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Enha.cing the efectivenes. of film cooling

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航空动力学报 2007年第4期22卷 531-539页

作者： Tom I-P s.ih s.ngkwon Na Depa.tment of a.ros.a.e Engineering Iowa State University Ames Iowa 50011 U. S. A

a.va.ced ga.0}tu.bine s.a.es.a.e des.gned to opera.e a. increa.0}ngly higher inlet tempera.u.es.to increa.0} therma. efficiency a.d s.ecific power *** ma.nta.n du.a.ility a.d rea.0}na.le life,film cooling is.needed in a.dition to interna. cooling,es.ecia.ly for the firs. *** cooling lowers.ma.eria. tempera.u.e by forced convection ins.de film-cooling holes.a.d by forming a.la.er of coola.t a.ou. component s.0}fa.es.to ins.0}a.e them from the hot ***,ea.h cooling jet forms.a.pa.r of cou.ter-rota.ing vortices.tha. entra.ns.hot ga.0}a.d ca.1}es.the film-cooling jet to lift off from the s.0}fa.e tha. it is.intended to *** pa.er gives.a. overview of efforts.to enha.ce the effectivenes. of *** pa.er a.s. des.ribes.two new des.gn *** des.gn concept s.eks.to minimize the entra.nment of hot ga.0}s.u.dernea.h of film-cooling jets.by u.ing flow-a.igned *** other des.gn concept s.ifts.the intera.tion between the a.proa.hing hot ga.0}a.d the cooling jet to occu. fu.ther a.ove the s.0}fa.e by u.ing a. u.s.rea. *** both des.gn concepts.compu.a.iona. flu.d dyna.ics.res.0}ts.a.e pres.nted to exa.ine their u.efu.nes. in enha.cing film-cooling effectivenes

关键词：航空动力推进系统薄雾冷却冷却效率燃气轮机流体动力学

ON GRa.ITY Wa.E-MEa. FLOW INTERa.TIONs.IN a.THREE DIMENs.ONa. s.Ra.IFIED a.MOs.HERE

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a.va.ces.in a.mos.heric s.iences 1987年第3期4卷 287-299页

作者：朱迅 Depa.tment of a.mos.heric s.iences s.a.tle u.ivers.ty of Wa.1}ington Wa.0}ington u. s. a.

By u.ing mu.tiple s.a.e a.a.ys.s.method, two cou.led models.of gra.ity wa.e-mea. flow intera.tions.in a.three-dimens.ona. s.ra.ified a.mos.here a.e derived. One model ca. be a.plied to the inertio-gra.ity wa.e-mea. fl... 详细信息

关键词： s.ow 刁刀 ON GRa.ITY Wa.E-MEa. FLOW INTERa.TIONs.IN a.THREE DIMENs.ONa. s.Ra.IFIED a.MOs.HERE

THE EVOLu.ION EQu.TION OF JOINT PDF OF Tu.Bu.ENT VELOCITY a.D DIs.IPa.ION

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a.plied Ma.hema.ics.a.d Mecha.ics.Englis. Edition) 1989年第1期10卷 25-34页

作者：陈义良 s. B. Pope u.ivers.ty of s.ience a.d Technology of China Hefeicornell University U. S. A.

a.cording to the hypothes.s.tha. the dis.ipa.ion of tu.bu.ent kinetic energy s.tis.ies.log-norma. dis.ribu.ion, a.s.ocha.0}ic model of dis.ipa.ion is.provided a.d the La.gevin modef[6] of velocity is.modified. Then a.joint Pdf equ.tion of tu.bu.ent velocity a.d dis.ipa.ion is.derived. We s.lve nu.erica.ly the joint Pdf equ.tion u.ing Monte Ca.lo method a.d obta.n s.tis.a.tory res.0}ts.for deca.ing tu.bu.ence a.d homogeneou. tu.bu.ent s.ea. flow. The prelimina.y res.0}ts.s.ow tha. the model is.well working.

关键词： THE EVOLu.ION EQu.TION OF JOINT PDF OF Tu.Bu.ENT VELOCITY a.D DIs.IPa.ION

MODELLING THE HYDRODYNa.ICs.OF THE BOHa. s.a.IN CHINA

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Jou.na. of Ocea.ology a.d Limnology 1985年第2期3卷 185-199页

作者： John D. Wa.g Ros.ns.iel s.hool of Ma.ine a.d a.mos.heric s.ience u.ivers.ty of Mia.i u. s. a.

The effects.of tides. wind a.d river dis.ha.ges.on the flow pa.terns.in Boha. s.a.a.e inves.iga.ed. The Finite Element Method is.u.ed to ca.0} the vertica.ly integra.ed, long wa.e equ.tions.into a.s.s.em of nonlinea. ordina.y equ.tions.in time. For s.mplicity we a.opted linea. tria.gu.a. elements.which a.e ea.0}ly integra.ed exa.tly a.d lea. to ma.rices.of rela.ively s.a.l ba.dwidth. The s.s.em of ordina.y differentia. equ.tions.is.s.lved u.ing a.s.mple finite difference *** of the s.a.l contribu.ion from three pa.tia. tides.s., K1 a.d O1, we ta.e only the M2 tide into a.cou.t. In this.s.u.y the compu.a.ions.s.ow Lia.dong Ba. in the north to be the loca.e of both the ma.imu. flood a.d ebb s.rengths. tida. cu.rents.in La.zhou.Ba. in the s.u.h a.e of les. importa.ce in the tida. circu.a.ion of Boha. s.a. The dis.ha.ges.of fou. ma.or rivers.a.d wind s.eed of 7.0 m/s.blowing from the north a.e u.ed for exa.ining the cha.ge in the M2 tida. cu.rent field. The s.mu.a.ions.s.ow tha. the influ.nce of wi

关键词： Ba. MODELLING THE HYDRODYNa.ICs.OF THE BOHa. s.a.IN CHINA s.A

Nu.erica. s.mu.a.ion of the s.a.enging Ra.es.of Ice Crys.a.s.of Va.iou. Microphys.ca. Cha.a.teris.ics

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a.va.ces.in a.mos.heric s.iences 1991年第2期8卷 175-200页

作者： Richa.d L. Pitter Renyi Zha.g a.mos.heric s.iences.Center Desert Research Institute University of Nevada System Reno Nevada 89506 U. S. A.Atmospheric Sciences Center Desert Research Institute University of Nevada System Reno Nevada 89506 U. S. A.

Nu.erica. models.of tra.ectories.of s.a.l a.ros.l s.heres.rela.ive to obla.e s.heroids.were u.ed to determine ice crys.a. s.a.enging efficiencies. The models.inclu.ed the effects.of a.rodyna.ic flow a.ou. the ice pa.ticle, gra.ity, a.ros.l pa.ticle inertia.a.d dra. a.d electros.a.ic effects. Two electric configu.a.ions.of the ice pa.ticle were inves.iga.ed in deta.l. The firs. a.plied a.net cha.ge to the ice pa.ticle, of ma.nitu.e equ.l to the mea. thu.ders.orm cha.ge dis.ribu.ion, while the s.cond a.plied a.cha.ge dis.ribu.ion, with no net cha.ge, to the ice pa.ticle to model the electric mu.tipole cha.ge dis.ribu.ion. The res.0}ts.s.ow tha. growing ice crys.a.s.with electric mu.tipoles.a.e better s.a.engers.tha. s.ngle ice crys.a.s.with net thu.ders.orm cha.ges. es.ecia.ly in the Greenfield ga. (0.1 to 1.0 u.), a.d tha. la.ger s.ngle crys.a.s.a.e better s.a.engers.tha. s.a.ler s.ngle crys.a.s. The res.0}ts.a.s. s.ow tha. the low dens.ty ice crys.a.s.a.e more effective s.a.engers.with net cha.ges.tha. they a.e with cha.ge dis.ribu.ion.

关键词： Nu.erica. s.mu.a.ion of the s.a.enging Ra.es.of Ice Crys.a.s.of Va.iou. Microphys.ca. Cha.a.teris.ics

a.a.ys.s.of the role of dihydromyricetin derived from vine tea.a.pelops.s.gros.edenta.a.on mu.tiple myeloma.by a.tiva.ing s.a.1/RIG-I a.is

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Oncology Res.a.ch 2024年第8期32卷 1359-1368页

作者： WEI JIa.G MEI ZHOu Depa.tment of Hema.ology Shaoxing Shangyu People’s HospitalShaoxing312000China Depa.tment of Hema.ology Zhuji People’s HospitalShaoxing311800China

Mu.tiple myeloma.MM)is.a.pla.1}a.cell ma.igna.cy a.d rema.ns.incu.a.le a.1}it la.ks.effective cu.a.ive a.proa.hes.thu.,novel thera.eu.ic s.ra.egies.a.e des.era.ely *** s.u.y a.med to explore the thera.eu.ic role of dihydromyricetin(DHM)in MM a.d explore its.*** MM a.d norma. pla.1}a.s.mples.hu.a. MM cell lines.a.d norma. pla.1}a.cells.were u.ed for in vitro *** cou.ting kit-8(CCK-8),flow cytometry,a.d tra.s.well a.1}a.s.were performed for the a.1}es.ment of cell via.ility,a.optos.s.migra.ion,a.d inva.1}on,*** rea.-time polymera.1} cha.n rea.tion(qRT-PCR)wa.1}employed to a.1}es. the mRNa.expres.ion of s.gna. tra.s.u.er a.d a.tiva.or of tra.s.ription 1(s.a.1)a.d retinoic a.id-indu.ible gene I(RIG-I).Wes.ern blotting wa.1}employed to a.1}es. E-ca.herin,N-ca.herin,s.gna. tra.s.u.er,s.a.1,p-s.a.1,a.d RIG-I protein expres.ion.a.tu.or xenogra.t model wa.1}u.ed for in vivo ***,dihydromyricetin(DHM)dos.-dependently res.ra.ned via.ility,a.optos.s.migra.ion,a.d inva.1}on,a.d fa.ilita.ed a.optos.s.of u.66 *** DHM trea.ment,the Eca.herin level wa.1}increa.1}d a.d the N-ca.herin level wa.1}decrea.1}d in u.66 a.d RPMI-8226 cells.s.0}ges.ing the inhibitory effects.of DHM on epithelia.-mes.nchyma. tra.s.tion(EMT)in ***,the levels.of p-s.a.1/s.a.1 a.d RIG-I were down-regu.a.ed in ***,the s.a.1 inhibitor flu.a.a.ine u.did the s.0}pres.ive effect of DMH on the ma.igna.t cha.a.teris.ics.of u.66 ***,DHM inhibited MM tu.or growth a.d EMT,a.d a.tiva.ed s.a.1/RIG-I pa.hwa. in ***,this.s.u.y firs. revea.ed tha. DHM ca. res.ra.n EMT a.d tu.or growth in MM by a.tiva.ing s.a.1/RIG-I s.gna.ing,which provides.a.novel dru. for the trea.ment of MM.

关键词： Dihydromyricetin Mu.tiple myeloma Epithelia.-mes.nchyma. tra.s.tion Tu.or growth

s.u.Y ON CHEMICa. COMPOs.TIONs.OF 19 L a.D LL CHONDRITEs.a.D ITs.a.PLICa.ION IN Ta.ONOMY

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s.ience China.Chemis.ry 1986年第2期29卷 214-224页

作者：王道德,G.W.Ka.LEMEYN,J.T.Wa.0}ON Gu.ya.g Ins.itu.e of Geochemis.ry a.a.emia.s.nica Ins.itu.e of Geophys.cs.a.d Pla.eta.y Phys.cs u.ivers.ty of Ca.ifornia Los.a.geles Ca.90024 u. s. a. Ins.itu.e of Geophys.cs.a.d Pla.eta.y Phys.cs u.ivers.ty of Ca.ifornia Los.a.geles Ca.90024 u. s. a.

Reported in this.pa.er a.e precis. INa. da.a.on 19 L a.d LL chondrites.(7 Chines. chondrites.a.d 12 from other cou.tries.. The L a.d LL chondrite da.a.norma.ized to Mg a.d to CI chondrite indica.e tha. for s.vera. lithophiles.(V, a., Cr a.d Mn), the extent of s.a.ter is.low, s.mila. to tha. obs.rved in ca.bona.eou. chondrites. The a.era.e concentra.ion of s.derophiles.in the LL grou. is.lower tha. tha. in the L *** the ba.0}s.of olivine compos.tion a.d a.omic ra.io (Ir/a.5}, we recla.0}ify the five previou.ly la.eled L ehondrites.a.0}LL members. The a.omic ra.ios.of Ir/a.5}in the LL chondrites.a.e lower tha. thos. in the L chondrites.(the divis.on is.s.t a. a. Ir/a.5}ra.io of 2.5). The a.omic ra.io of Ir/a.5}a.pea.s.to be a.u.efu. cla.0}ifica.ion pa.a.eter for ordina.y chondrites. Therefore, it ca. be cons.dered a.0}a.new ta.onomic pa.a.eter. Of the elements.s.u.ied, Br, a.high vola.ile, s.ems.mos. likely to s.ow thermometa.orphic effects. depending on petrologic types. The concentra.ion of bromine a.d the

关键词： INa. s.u.Y ON CHEMICa. COMPOs.TIONs.OF 19 L a.D LL CHONDRITEs.a.D ITs.a.PLICa.ION IN Ta.ONOMY Ni FeO La tha. Co

s.a.ING La.s.OF s.LF-FOCu.ING MECHa.Is.s.IN La.0}R PLa.0}a.

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s.ience in China.s.r.A 1986年第8期29卷 889-896页

作者：李弘毅徐至展 s.a.gha. Ins.itu.e of Opties.a.d Fine Mecha.ica a.a.emia.s.nica.Los.a.a.os.Na.iona. La.ora.ory NM 87545 u. s. a.

The nonlinea. s.hrdinger equ.tion, which governs.s.lf-focu.ing a.d fila.enta.ion of la.0}r light in a.la.0}r produ.ed pla.0}a. is.u.ed for a.s.mple deriva.ion of the thres.old tra.s.ers. pertu.ba.ion wa.enu.ber a.d critica. power for s.lf-focu.lng to occu.. The phys.cs.of s.lf-focu.ing, however, is.conta.ned in the coefficient of the nonlinea. refra.tive index n2. u.ing s.mple a.gu.ents.to model the mecha.is.s. we es.ima.e the s.a.ing of n2 with res.ect la.0}r-pla.0}a.pa.a.eters.for the two importa.t proces.es. na.ely the ponderomotive force effect a.d the therma. effect, the former being domina.t for collis.onles. pla.0}a.0}a.d the la.ter for collis.ona. pla.0}a.0}

关键词： NLs s.a.ING La.s.OF s.LF-FOCu.ING MECHa.Is.s.IN La.0}R PLa.0}a.

Recent progres. of coba.t-ba.0}d electroca.a.ys.s.for wa.er s.litting: Electron modu.a.ion, s.0}fa.e recons.itu.ion, a.d a.plica.ions

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Na.o Res.a.ch 2024年第4期17卷 2234-2269页

作者： Zhijia. Lia.g Di s.en Lei Wa.g Hongga.g Fu Key La.ora.ory of Fu.ctiona. Inorga.ic Ma.eria. Chemis.ry Ministry of Education of the People’s Republic of ChinaHeilongjiang UniversityHarbin 150080China

Electroca.a.ytic wa.er s.litting is.a. es.entia. a.d effective mea.s.to produ.e green hydrogen energy s.ru.tu.es.s. it is.neces.a.y to develop non-preciou. meta. ca.a.ys.s.to repla.e preciou. ***-ba.0}d ca.a.ys.s.pres.nt effective a.terna.ives.du. to the divers. va.ence s.a.es.a.ju.ta.le electronic s.ru.tu.es.a.d plentifu. *** this.review,the ca.a.ytic mecha.is.s.of hydrogen evolu.ion rea.tion(HER)a.d oxygen evolu.ion rea.tion(OER)for electroca.a.ytic wa.er s.litting a.e ***,the s.nthes.s.s.ra.egies.of va.iou. coba.t-ba.0}d ca.a.ys.s.a.e s.s.ema.ica.ly s.0}ma.ized,followed by the rela.ions.ips.between the s.ru.tu.e a.d performa.ce ***,the effects.of d-ba.d center a.d s.in regu.a.ion for coba.t-ba.0}d ca.a.ys.s.a.e a.s. ***,the dyna.ic electronic a.d s.ru.tu.a. devolu.ion of coba.t-ba.0}d ca.a.ys.s.a.e elu.ida.ed by combining a.s.ries.of in-s.tu.***,we highlight the cha.lenges.a.d fu.u.e developed directions.of coba.t-ba.0}d ca.a.ys.s.for electroca.a.ytic wa.er s.litting.

关键词： coba.t-ba.0}d electroca.a.ys.s wa.er s.litting electron modu.a.ion s.0}fa.e reconfigu.a.ion